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Static/Dynamic vs Strong/Weak
I see these terms bandied around all over the place in programming and I have a vague notion of what they mean. A search shows me that such things have been asked all over stack overflow in fact. As far as I'm aware Static/Dynamic typing in languages is subtly different to Strong/Weak typing but wha...
How can I use goto in Javascript?
...led Summer of Goto that allows you use JavaScript at its fullest potential and will revolutionize the way you can write your code.
This JavaScript preprocessing tool allows you to create a label and then goto it using this syntax:
[lbl] <label-name>
goto <label-name>
For example, the ex...
Regular expression to match DNS hostname or IP Address?
Does anyone have a regular expression handy that will match any legal DNS hostname or IP address?
21 Answers
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How to extract numbers from a string and get an array of ints?
...able (basically an English sentence with an unspecified number of numbers) and I'd like to extract all the numbers into an array of integers. I was wondering whether there was a quick solution with regular expressions?
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Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
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This is an incompatibility between Rails 2.3.8 and recent versions of RubyGems. Upgrade to the latest 2.3 version (2.3.11 as of today).
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CSS3 Transparency + Gradient
RGBA is extremely fun, and so is -webkit-gradient , -moz-gradient , and uh... progid:DXImageTransform.Microsoft.gradient ... yeah. :)
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Suppress Scientific Notation in Numpy When Creating Array From Nested List
...otation when printing numpy ndarrays, wrangle text justification, rounding and print options:
What follows is an explanation for what is going on, scroll to bottom for code demos.
Passing parameter suppress=True to function set_printoptions works only for numbers that fit in the default 8 characte...
How can I get a JavaScript stack trace when I throw an exception?
...n simply call: console.trace(); (MDN Reference)
Edit 1 (2013):
A better (and simpler) solution as pointed out in the comments on the original question is to use the stack property of an Error object like so:
function stackTrace() {
var err = new Error();
return err.stack;
}
This will ge...
Return type of '?:' (ternary conditional operator)
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Expressions don't have return types, they have a type and - as it's known in the latest C++ standard - a value category.
A conditional expression can be an lvalue or an rvalue. This is its value category. (This is somewhat of a simplification, in C++11 we have lvalues, xvalues a...
Does pandas iterrows have performance issues?
I have noticed very poor performance when using iterrows from pandas.
6 Answers
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